CallataGuidesGet a local business phone number in El Dorado, KS
El Dorado's area code, prefixes and carriers from NANPA records, and how to put a El Dorado number in front of your customers.
- Area code
- 316
- Exchanges
- 17NANPA-assigned
- Carriers
- 8
- Population
- 12,694Census 2024 est.
What area code is El Dorado, KS?
El Dorado city is a Census place in Butler County, Kansas, with an estimated 12,694 residents in 2024. All 17 exchanges NANPA lists for its rate center are in area code 316. El Dorado is in the Central time zone.
According to NANPA's dialing-plan data, local calls within 316 are dialed as seven digits and toll calls as 1 plus ten digits.
| Area code | Exchanges here | Share | In service since | Overlay with | Time zone |
|---|---|---|---|---|---|
| 316 | 17 | 100% | 1947 | none | Central |
Source: NANPA utilized central office code file and NPA report, dated 10/01/2026.
Who holds El Dorado phone exchanges
8 carriers hold the 17 exchanges assigned to El Dorado's rate center. T-mobile USA, INC. has the most, with 4. 16 of them are pooled codes, which the holder shares with other carriers in blocks of 1,000 numbers. The table counts codes by the operating company NANPA assigned them to, not by who serves each number today.
| Carrier (NANPA operating company) | Exchanges | Share |
|---|---|---|
| T-mobile USA, INC. | 4 | 24% |
| Southwestern Bell | 4 | 24% |
| Onvoy, LLC - KS | 2 | 12% |
| Cellco Partnership d/b/a Verizon Wireless - KS | 2 | 12% |
| Level 3 Communications, LLC - KS | 2 | 12% |
| Peerless Network of Kansas, LLC - KS | 1 | 5.9% |
| Paetec Itel, LLC | 1 | 5.9% |
| Ton80 Communications, LLC | 1 | 5.9% |
Carrier names are the operating company (OCN) names on NANPA's utilized central office code file dated 10/01/2026. A carrier holding a code may port numbers to other carriers.
El Dorado phone prefixes
These are the central office codes NANPA records for El Dorado. A caller seeing one of them recognizes a local number. The earliest assignment date recorded in the file for these codes is 2001. 4 of the 17 were assigned in 2020 or later.
| Area code | Prefixes (NXX) |
|---|---|
| 316 | 229, 244, 251, 313, 320, 321, 322, 323, 377, 389, 402, 435, 452, 600, 621, 874, 889 |
Source: NANPA utilized central office code file.
When El Dorado's exchanges were assigned
The table groups El Dorado's exchanges by the decade NANPA recorded them as assigned.
| Decade assigned | Exchanges | Share |
|---|---|---|
| 2000s | 6 | 55% |
| 2010s | 1 | 9.1% |
| 2020s | 4 | 36% |
Assignment dates as recorded in NANPA's utilized code file; codes without a recorded date are excluded.
How local numbers work in El Dorado
Phone numbers are tied to a rate center, the local calling area used to decide whether a call is local or toll. El Dorado's numbers are rated to the EL DORADO rate center in NANPA's records. A business number from one of the prefixes above shows up on customers' phones as a El Dorado number.
If your business already has a El Dorado number, porting it to Callata is free and keeps it on your cards, listings and vehicles.
Who does business near El Dorado
El Dorado is part of the Wichita, KS metro area, home to 661,000 people in 2024. County Business Patterns counted 15,367 business establishments in the Wichita, KS metro area in 2023, employing 267,681 people. The largest sectors by establishment count are health care and social assistance (2,151), retail trade (1,939), and other services (except public administration) (1,572).
| Industry | Establishments | Employees | Employees per establishment |
|---|---|---|---|
| Limited-service restaurants | 581 | 12,236 | 21.1 |
| Physician practices | 463 | 7,142 | 15.4 |
| Full-service restaurants | 459 | 11,214 | 24.4 |
| Insurance agencies and brokerages | 377 | 1,794 | 4.8 |
| Offices of real estate agents and brokers | 258 | 539 | 2.1 |
| Dental offices | 221 | 2,475 | 11.2 |
| Plumbing, heating and air-conditioning contractors | 216 | 2,664 | 12.3 |
| Landscaping services | 208 | 1,331 | 6.4 |
Selected small-business industries (six-digit NAICS) covered by these guides. Source: Census County Business Patterns 2023.
Setting up a El Dorado business line
Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.
Porting a number you already use in El Dorado is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.
AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.
Per-seat phone plans multiply by headcount. For the rounded average establishment size in the Wichita, KS metro area, 17 users on RingCentral RingEX Core come to $510.00 a month and on Ooma Office Pro $424.15, at month-to-month list prices checked September 28, 2026. Callata comes to $339.00 a month for 17 users ($99 a month with 5 users included, then $20 per additional user), below both.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $339.00 | $4,068.00 |
| Quo (Starter) | $19.00 per user | $323.00 | $3,876.00 |
| Nextiva (Core) | $23.00 per user | $391.00 | $4,692.00 |
| Ooma (Office Pro) | $24.95 per user | $424.15 | $5,089.80 |
| Dialpad (Standard) | $27.00 per user | $459.00 | $5,508.00 |
| RingCentral (RingEX Core) | $30.00 per user | $510.00 | $6,120.00 |
Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.
Frequently asked questions
What area code is El Dorado, KS?
316. All exchanges NANPA lists for El Dorado are in 316.
How many phone companies have exchanges in El Dorado?
8, holding 17 exchanges between them, according to NANPA's 10/01/2026 file.
Can I keep my existing El Dorado business number?
Yes. Porting an existing number to Callata is free. Texting from it starts after carrier registration (10DLC), a one-time $49 fee.
How much is a business phone line in El Dorado?
Callata is $99 a month with 5 users included, then $20 per additional user, with up to 3 local numbers; 17 users come to $339.00 a month. For comparison, 17 users on RingCentral RingEX Core list at $510.00 a month (checked September 28, 2026).